Physics A periscope works on the principle of Reflection Diffraction Refraction Total internal reflection Reflection Diffraction Refraction Total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics A convex mirror of focal length f (in air) is immersed in a liquid (u=4/3). The focal length of the mirror in the liquid will be : F (4/3)f (7/3)f (3/4)f F (4/3)f (7/3)f (3/4)f ANSWER DOWNLOAD EXAMIANS APP
Physics The atmospheric layer reflecting radio waves is called Mesosphere Ozonosphere Ionosphere Stratosphere Mesosphere Ozonosphere Ionosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Physics The oil in the wick of lamp rises due to Force of cohesion Pheonomenon of capillarity Low viscosity of oil Pressure difference Force of cohesion Pheonomenon of capillarity Low viscosity of oil Pressure difference ANSWER DOWNLOAD EXAMIANS APP
Physics The Laser is a beam of radiations which are Non-coherent and monochromatic Coherent and non-monochromatic Coherent and monochromatic Non-coherent and non-monochromatic Non-coherent and monochromatic Coherent and non-monochromatic Coherent and monochromatic Non-coherent and non-monochromatic ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works by the principle of Total internal reflection Reflection Refraction Diffraction Total internal reflection Reflection Refraction Diffraction ANSWER DOWNLOAD EXAMIANS APP
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